Adware.Win32.MalwareAlarm is a fake infection that is shown by several corrupt anti-spyware programs as a real threat, in order to trick their users into buying their "licenced" versions. In short, it is a  pre-generated pop-up that tries to intimidate you by stating you’ve been infected with Adware.Win32.MalwareAlarm (the name of a real rogue parasite identified ... (via)